> > IOW - why have all these bits rather than just one? > > Hardware supports data across all the access categories, this is > just meant for prioritising the traffic. f.e, If the fw/target has > both wlan and bt traffic queued and if VO is set as priority, then > wlan VO packets will be pushed out of the radio first and then the bt > traffic. Exactly. So as far as *capabilities* are concerned, why do we need so many bits? johannes